C++ Interview Questions
Questions Answers Views Company eMail

tel me oops defination in single line

2 4917

In inline " expression passed as argument are evalauated once " while in macro "in some cases expression passed as argument are evaluated more than once " --> i am not getting it plz help to make me understand....

College School Exams Tests, CS,

1952

what is the use of classes in c++;

HCL,

2 5578

What is the difference between reference type and pointers.

HCL,

4 7771

structure that describe a hotel with name, address,rooms and number of rooms

2 3565

what is data Abstraction

2 4457

Define a class to represent a bank account. Include the following members: Data Members: Name of the Depositor Account Number Type of Account Balance amount in the account Member Functions: To assign the initial values. To deposit an account. To withdraw an amount after checking the balance. Write a C++ main program to display account number, name and balance.

6 49679

Write an operator overloading program to Overload ‘>’ operator so as to find greater among two instances of the class.

1 4604

WAP to find the ambiguities in Multiple Inheritance? How are they resolved.(Virtual Functions)

1 5039

Write A Program to find the ambiguities in Multiple Inheritance? How are they resolved.(Virtual Functions)

Accenture,

3558

Write A Program using Single and Multiple Inheritance.

1 4081

Write an operator overloading program to write S3+=S2.

2 4132

Question 1)Read the data from one file and remove all the duplicated words and generate an output file containg only using words.Program should also print number of occurance of each words on standard output.(Program must be use STL and iostream object). Question 2)Write a program to convert the lower case contents of file to upper case using STL. Question 3)What is the output of this problem. int i=12; int &r =i; r+r/4; int +p =&r; int *p = &r; P+=r; return 1; Answer :a)12 b)17 c) 30 d)24 E)15 Question 4) #include #include #include void main() { char srcstr[30],desstr[30]; int i,len; clrscr(); cout<<"\nenter the string\n"; cin>>srcstr; len=strlen(srcstr); for(i=0;srcstr[i]!='\0';i++) { desstr[--len]=srcstr[i]; } desstr[i]='\0'; cout<<"\nreversed string is\n"; for(i=0;desstr[i]!='\0';i++) { cout< } getch(); } Answer : A) string output b)tuptuo gnirts c) string d)output Question 5) Class Test { static const Tk=LEN; int q; public: foo(intx =LEN):q(x){}; TGet Q() const { return q:} void call test Foo foo(10); std::const<< foo.Getq(); Answer: 7,8,9,10,11 question 6) class A { int a; char b; }; class B:public A { char b; int a; }; What is the size? Answer a)5 bytes for class A and 5 bytes class B b)4 bytes for class A and 8 bytes class B. c).... d)....

Bally Technologies,

2 7861

What is a dangling pointer?

Glenwood,

3 5534

5. Can inline functions have a recursion?

4 8552


Un-Answered Questions { C++ }

Is map ordered c++?

596


How would you use the functions randomize() and random()?

629


State two differences between C and C++.

611


What is the main feature of oop?

624


What is a standard template library (stl)?

651






What is pointer to array in c++?

623


Explain the use of virtual destructor?

627


Explain rtti.

597


If you want to share several functions or variables in several files maitaining the consistency how would you share it?

554


When should I use unitbuf flag?

592


What is the best c c++ compiler for windows?

570


What is implicit pointer in c++?

604


What are different types of loops in c++?

659


If you don’t declare a return value, what type of return value is assumed?

542


List the features of oops in c++?

578